Create content\public\test\test_utils.h to hold common test classes that are used by unit and brows…

chrome/browser/task_manager/task_manager_browsertest.cc

Index: chrome/browser/task_manager/task_manager_browsertest.cc
===================================================================
--- chrome/browser/task_manager/task_manager_browsertest.cc	(revision 147577)
+++ chrome/browser/task_manager/task_manager_browsertest.cc	(working copy)
@@ -214,7 +214,7 @@
   GURL url(ui_test_utils::GetTestUrl(FilePath(FilePath::kCurrentDirectory),
                                      FilePath(kTitle1File)));
 
-  ui_test_utils::WindowedNotificationObserver observer(
+  content::WindowedNotificationObserver observer(
       chrome::NOTIFICATION_BACKGROUND_CONTENTS_NAVIGATED,
       content::Source<Profile>(browser()->profile()));
 
@@ -368,7 +368,7 @@
 
   // Open a new tab to an app URL before the app is loaded.
   GURL url(base_url.Resolve("path1/empty.html"));
-  ui_test_utils::WindowedNotificationObserver observer(
+  content::WindowedNotificationObserver observer(
       content::NOTIFICATION_NAV_ENTRY_COMMITTED,
       content::NotificationService::AllSources());
   AddTabAtIndex(0, url, content::PAGE_TRANSITION_TYPED);